| GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. |
| # Local configure fragment for sysdeps/ia64. |
| |
| AC_CACHE_CHECK(if -g produces usable source locations for assembler-with-cpp, |
| libc_cv_cpp_asm_debuginfo, [dnl |
| cat > conftest.S <<EOF |
| #include "confdefs.h" |
| |
| /* comment on |
| two lines */ |
| ${libc_cv_dot_text} |
| ${libc_cv_asm_global_directive} foo |
| foo: |
| /* Unfortunately this test only works for a real instruction, |
| not for any of the machine-independent pseudo-ops. |
| So we just have to assume everybody has a "nop". */ |
| nop.b 0;; |
| /* comment */ |
| nop.b 0;; |
| /* comment */ |
| nop.b 0;; |
| EOF |
| if AC_TRY_COMMAND([${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&AS_MESSAGE_LOG_FD]) && { |
| ac_pattern='conftest\.S' |
| AC_TRY_COMMAND([readelf --debug-dump=line conftest.o | |
| grep $ac_pattern 1>&AS_MESSAGE_LOG_FD]) |
| }; then |
| libc_cv_cpp_asm_debuginfo=yes |
| else |
| libc_cv_cpp_asm_debuginfo=no |
| fi |
| rm -f conftest*])AC_SUBST(libc_cv_cpp_asm_debuginfo) |
| if test $libc_cv_cpp_asm_debuginfo = yes; then |
| AC_DEFINE(HAVE_CPP_ASM_DEBUGINFO) |
| fi |
